Transformer



FIG. 1 is a front elevation view of a transformer;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a rear elevation view thereof; and,

FIG. 4 is a top view thereof.

The broken lines shown represent unclaimed subject matter and form nopart of the claimed design.

CLAIM The ornamental design of a transformer, as shown and as described. 